Dell Inspiron 7405 2n1 Service Manual page 42

Steps
1. Peel the tape that secures the display cable to the system board.
2. Open the latch, and disconnect the display cable from the system board.
3. Remove the two screws (M2.5x5) that secure the left-display hinges to the palm-rest and keyboard assembly.
4. Remove the three screws (M2.5x5) that secure the right-display hinges to the palm-rest and keyboard assembly.
42 Removing and installing components